MarketBrain OS vs ChatGPT
Who wrote this: we make MarketBrain OS. We have tried to describe ChatGPT as its own users would. Where a figure is not public we say so and link to their page rather than guess.
What ChatGPT is better at
- It does almost everything, and it is probably already open in another tab.
- It will argue back, change direction mid-conversation and write the copy as well as critique it.
- A single subscription covers every task, not just marketing ones.
Side by side
| Can it… | MarketBrain OS | ChatGPT |
|---|---|---|
| Reads a live URL you give it | Yes | Not checked |
| Returns the same sections every time | Yes | Not checked |
| Scores the work 0–100 | Yes | Not checked |
| Keeps a searchable history of results | Yes | Not checked |
| Exports a branded PDF for a client | Yes | Not checked |
| Built specifically for marketing decisions | Yes | No |
What each costs
- ChatGPT FreeNGN 0/mo
- ChatGPT GoNGN 7,000/mo
- ChatGPT PlusNGN 31,500/mo
- ChatGPT Pro (starting price)NGN 144,900/mo
- ChatGPT Business (per standard seat billed monthly; NGN 26,900 billed annually)NGN 33,600/mo
Shown in naira: ChatGPT’s pricing page shows prices by country, and these are the figures it showed from Nigeria. We have not converted them — check the page for your own country.
ChatGPT’s own pricing page · we last checked it on 2026-09-29. Our own prices are on our pricing page.
Questions people actually ask
- Is this a different AI model?
- No, and it would be dishonest to imply it. MarketBrain OS runs on Google’s Gemini 2.5 Pro — the same class of model. The difference is what surrounds it: a fixed result format, a live page fetch, a saved history and the same structure for everybody on a team.
- So why not just paste my page into a chat window?
- You can, and for a one-off it may be enough. The difference shows up on the fifth page: chat answers are shaped differently every time, so you cannot compare Tuesday to Thursday, and nothing is saved where a colleague can find it.
- Which should I use?
- Most people use both. A general assistant is better for drafting and for thinking out loud; a review step is better when a decision needs the same treatment every time and a record afterwards.
- Is my data used for training?
- Analyses run through the Google Gemini API. See our privacy policy for what we store and for how long. For what any other provider does with your inputs, read their own policy rather than our summary of it.
- What does it cost to try?
- The free account includes a one-time token allowance, and the landing-page scorer runs without an account at all.
The quickest way to decide is to run one page through both and compare what comes back.
Score a page free, no account